Main Description：1.Copperled Keystone Jack Cat.5e UTP type for connecting application of communication port in working area.2. A compact & ingenious designing, with the punching sequence direction marks on the punching cover of the keystone jack. That can provides a correct and quick guide for punching and connecting operation.3. According to the standard of ISO/IEC 11801:2002 Class E & ANSI/TIA/EIA 568-B.2-1 CAT.6, T568A punching sequence and T568B punching sequence are both compatible.4. Connection type: FCC connector for RJ45 patch cord and IDC for 4-pair Cat.5e cables.5. Fitting for the Cat.5e general cable distribution system.